Ezina · A field manual for plant care · United StatesVol. I · Ed. 2027 · Proof copy

Nebraska noxious weeds

Nebraska (NE) lists 13 plants as noxious weeds under 25 Neb. Admin. Code Ch. 10, 001. Nebraska's list is an agricultural noxious-weed law, which governs control and spread on farmland and rights of way rather than what a nursery may sell.

What plants are invasive in Nebraska?

Nebraska names 13 plants, including Purple Loosestrife, Canada Thistle and Leafy Spurge. A noxious-weed listing obliges control and limits movement; it does not by itself ban nursery sale. 11 of the 13 are also flagged invasive by GRIIS, which is an ecological finding rather than a ruling by Nebraska. Checked against 25 Neb. Admin. Code Ch. 10, 001 on July 20, 2026.

Canada Thistle – Cirsium arvense IntroducedInvasive

Canada Thistle (Cirsium arvense)
Photo by Richard Bartz, Munich aka Makro Freak / CC BY-SA 2.5 / Wikimedia Commons

Invasive in the US, and recorded in 17 of Nebraska’s 93 counties. Nebraska lists Canada Thistle as a noxious weed.

Common Reed – Phragmites australis NativeListed

Common Reed (Phragmites australis)
Photo by Howard, R.A / Public domain / Smithsonian Institution, Richard A. Howard Photograph Collection / via USDA PLANTS

Recorded in 32 of Nebraska’s 93 counties. Nebraska lists Common Reed as a noxious weed.

Diffuse Knapweed – Centaurea diffusa Not recorded hereInvasive

Diffuse Knapweed (Centaurea diffusa)
Public domain / Wikimedia Commons

Invasive in the US, and recorded in no Nebraska county. Nebraska lists Diffuse Knapweed as a noxious weed.

European Wand Loosestrife – Lythrum virgatum Not recorded hereListed

European Wand Loosestrife (Lythrum virgatum)
Photo by Stefan.lefnaer / CC BY-SA 4.0 / Wikimedia Commons

Recorded in no Nebraska county. Nebraska lists European Wand Loosestrife as a noxious weed.

Giant Knotweed – Polygonum sachalinense Not recorded hereInvasive

Giant Knotweed (Polygonum sachalinense)
Photo by Velocicaptor at en.wikipedia / Public domain / Wikimedia Commons

Invasive in the US, and recorded in no Nebraska county. Nebraska lists Giant Knotweed as a noxious weed.

Japanese Knotweed – Fallopia japonica (potentially invasive weed) Not recorded hereInvasive

Japanese Knotweed (Fallopia japonica (potentially invasive weed))
Photo by Elaine Haug / CC0 / Smithsonian Open Access / via USDA PLANTS

Invasive in the US, and recorded in no Nebraska county. Nebraska lists Japanese Knotweed as a noxious weed.

Leafy Spurge – Euphorbia esula IntroducedInvasive

Leafy Spurge (Euphorbia esula)
Photo by Ivar Leidus / CC BY-SA 3.0 / Wikimedia Commons

Invasive in the US, and recorded in 53 of Nebraska’s 93 counties. Nebraska lists Leafy Spurge as a noxious weed.

Nodding Plumeless Thistle – Carduus nutans IntroducedInvasive

Nodding Plumeless Thistle (Carduus nutans)
Photo by Andreiflorea993 / CC BY-SA 4.0 / Wikimedia Commons

Invasive in the US, and recorded in 41 of Nebraska’s 93 counties. Nebraska lists Nodding Plumeless Thistle as a noxious weed.

Purple Loosestrife – Lythrum salicaria IntroducedInvasive

Purple Loosestrife (Lythrum salicaria)
Photo by Ivar Leidus / CC BY-SA 3.0 / Wikimedia Commons

Invasive in the US, and recorded in 1 of Nebraska’s 93 counties. Nebraska lists Purple Loosestrife as a noxious weed.

Saltcedar – Tamarix ramosissima IntroducedInvasive

Saltcedar (Tamarix ramosissima)
Photo by Jerzy Opioła / CC BY-SA 3.0 / Wikimedia Commons

Invasive in the US, and recorded in 3 of Nebraska’s 93 counties. Nebraska lists Saltcedar as a noxious weed.

Sericea Lespedeza – Lespedeza cuneata IntroducedInvasive

Sericea Lespedeza (Lespedeza cuneata)
Photo by Dalgial / CC BY-SA 4.0 / Wikimedia Commons

Invasive in the US, and recorded in 1 of Nebraska’s 93 counties. Nebraska lists Sericea Lespedeza as a noxious weed.

Spiny Plumeless Thistle – Carduus acanthoides IntroducedInvasive

Spiny Plumeless Thistle (Carduus acanthoides)
Photo by Howard, R.A / Public domain / Smithsonian Institution, Richard A. Howard Photograph Collection / via USDA PLANTS

Invasive in the US, and recorded in 27 of Nebraska’s 93 counties. Nebraska lists Spiny Plumeless Thistle as a noxious weed.

Spotted Knapweed – Centaurea stoebe subsp. micranthos Not recorded hereInvasive

Spotted Knapweed (Centaurea stoebe subsp. micranthos)
Photo by Patrick J. Alexander / Public domain / via USDA PLANTS

Invasive in the US, and recorded in no Nebraska county. Nebraska lists Spotted Knapweed as a noxious weed.

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Compiled from the rule itself, retrieved July 20, 2026. Law changes; if you spot a listing we have wrong or stale, tell us at support@getezina.com.

The same list as a table
Plant Scientific name Status Plant instead
Canada Thistle Cirsium arvense ListedInvasiveNebraska says “noxious weed” —
Common Reed Phragmites australis ListedNebraska says “noxious weed” —
Diffuse Knapweed Centaurea diffusa ListedInvasiveNebraska says “noxious weed” —
European Wand Loosestrife Lythrum virgatum ListedNebraska says “noxious weed” Great St. Johnswort, Canada Goldenrod, Cutleaf Waterparsnip
Giant Knotweed Polygonum sachalinense ListedInvasiveNebraska says “noxious weed” —
Japanese Knotweed Fallopia japonica (potentially invasive weed) ListedInvasiveNebraska says “noxious weed” —
Leafy Spurge Euphorbia esula ListedInvasiveNebraska says “noxious weed” —
Nodding Plumeless Thistle Carduus nutans ListedInvasiveNebraska says “noxious weed” —
Purple Loosestrife Lythrum salicaria ListedInvasiveNebraska says “noxious weed” Great St. Johnswort, Canada Goldenrod, Cutleaf Waterparsnip
Saltcedar Tamarix ramosissima ListedInvasiveNebraska says “noxious weed” —
Sericea Lespedeza Lespedeza cuneata ListedInvasiveNebraska says “noxious weed” —
Spiny Plumeless Thistle Carduus acanthoides ListedInvasiveNebraska says “noxious weed” —
Spotted Knapweed Centaurea stoebe subsp. micranthos ListedInvasiveNebraska says “noxious weed” —

What the tags mean

Two separate findings. Invasive is ecological. The other three are legal statuses Nebraska sets in statute, and which one applies turns on what the rule obliges, and of whom.

Invasive
An ecological finding, and a different question from the law. GRIIS — the Global Register of Introduced and Invasive Species — lists the plant as invasive in the lower 48 states. Most invasive plants carry no state listing at all and are sold freely, so a plant without this tag is not thereby safe, and a plant without a legal chip is not thereby harmless.
Prohibited
May not be sold, moved, propagated or possessed at all.
Restricted
May still be sold or held, but under conditions — retail signage, an identification tag, or a carve-out for sterile cultivars.
Listed
Designated, but the duty to control it falls on landowners rather than on the nursery trade.

Where this comes from

Nebraska listings
25 Neb. Admin. Code Ch. 10, 001. Read the rule.
Invasive status
GRIIS, the Global Register of Introduced and Invasive Species, via GBIF, covering the lower 48 states. A scientific register with no legal force; it is cited separately from the statute above because the two disagree far more often than they agree. Garden crops it flags only for spreading from cultivation are left out after review.
Status wording
The Prohibited / Restricted / Listed chips are Ezina’s normalisation across 44 states and are not the legal term. Where Nebraska’s own word for a plant differs from the chip, it is quoted verbatim beneath it.
Nativity
USDA PLANTS county distribution layer, surfaced through the county checker.

Regulated next door, but not in Nebraska

Plants that two or more states bordering Nebraska regulate, and Nebraska does not. A listing is a legal act rather than an ecological one, so a plant can be a documented problem here and still be sold here.

Questions

Is there an official Nebraska invasive species list?

Not under that name. Nebraska's legal list is a noxious-weed list: 13 plants named under 25 Neb. Admin. Code Ch. 10, 001, an agricultural noxious-weed law, which governs control and spread on farmland and rights of way rather than what a nursery may sell. GRIIS, the Global Register of Introduced and Invasive Species, flags 11 of these 13 as invasive in the lower 48 states. That is an ecological finding, not a ruling by Nebraska. This page shows both side by side.

What plants are illegal to sell in Nebraska?

Nebraska's list is an agricultural noxious-weed law, which governs control and spread on farmland and rights of way rather than what a nursery may sell. 13 plants are named under 25 Neb. Admin. Code Ch. 10, 001. A noxious-weed listing does not automatically ban nursery sale, so check the rule itself before assuming a plant cannot be bought or sold.

Is my plant invasive in Nebraska?

Search the table on this page for Nebraska's legal determination, then look for the Invasive chip beside it, which is a separate ecological finding from GRIIS rather than a ruling by Nebraska. A plant can carry one, both, or neither. For an address-level answer, enter the plant's name in Ezina's checker to get its Nebraska status alongside whether USDA records it as native to your specific county. Every answer links the record it came from.

Is it illegal to plant these in Nebraska?

Not necessarily, and the distinction matters. Nebraska's list is an agricultural noxious-weed law: it obliges landowners to control these plants and restricts moving them, rather than making the act of planting one an offence in itself. 25 Neb. Admin. Code Ch. 10, 001 is the text that says what is actually required of you, and it is linked beside every plant here.

Does a plant missing from this list mean it is safe to plant in Nebraska?

No. This page reproduces what Nebraska regulates, and a state list is a legal instrument rather than an ecological verdict. Plenty of plants spread aggressively without ever being listed, and states add species years after the problem is documented.

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